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Description
TJ3965GR-3.3-3L is a third generation single-chip highly integrated digital music system solution for audio players. It includes an audio decoder with embedded RAM and ROM, ADPCM record capabilities, USB interface, and supports WMA and other digital audio standards. The chip also provides interfaces to SPDIF, flash memory, LED/LCD, buttons and switches, headphones, microphone, and FM radio input and control. It is designed for devices like USB-Disk and has low power consumption, ensuring long battery life. The on-chip DC-DC converter allows for flexible battery configurations. This model is a true 'ALL-IN-ONE' solution perfect for highly optimized digital audio players.
Specifications and features
● Support WMA Decoder, bit rate 32-384Kbps, 8-48KHz;
● Digital Voice Recording (ADPCM);
● On-chip Multi-use RAM ((22K+3x256)8bit) and PCM RAM (8Kx8bit);
● Integrated MCU with DSU, compatible with Z80;
● Internal ZRAM1 ((16K-64)x8), ZRAM2 ((6K+256)x8), ZRAM3 (14Kx8);
● Internal 17Kx8 BROM build in Boot up and USB Upgrade firmware;
● Internal SRAM access time <7ns, MROM access time <16ns;
● External up to 4 (pcs) x 32M~4G bytes Nand type Flash;
● External Smart Media Card;
● Support following memory card interface:
- Multi Media Card Specification Version 4.2 (1/4/8 bit mode)
- Secure Digital Card Specification Version 2.0 (1/4-bit mode)
- Memory Stick Version 1.43 (1/4-bit mode)
- Memory Stick Pro Version 1.02 (1/4-bit mode)
- Memory Stick Pro-HG Version 1.01 (1/4/8-bit mode);● Support 24MHz OSC with on-chip PLL;
● 2-channel DMA, 1-channel CTC and interrupt controller for MCU;
● Energy saving with dynamic power management;
● Support USB2.0 Compliance PHY+SIE, RD/WR: 6MB/5MB;
● Built-in Stereo 16-bit Sigma-Delta D/A;
● Enough GPIOs for all applications;
● Support I2C/SPI/UART/IR/SPDIF interface;
● Support external 8080 Series LCM driver interface;
● Support FM Radio input and 40-level volume control;
● Support Stereo 16-bit Sigma-Delta A/D for Microphone/FM Input;
● MCU running at 48MHz (typ), F/W can program from DC up to 48MHz;
● D/A+PA SNR: without A weight >91dB;
● A/D SNR >90dB, support difference/2-channel microphone;
● Headphone driver output 2x20Mw @16ohm;
● Standby Leakage Current: <50uA;
● Low Power Consumption: <300uA at typical audio decoder solution;
● Package at LQFP-64 (7x7mm)
Application Scenarios
This model is ideally suited for highly optimized digital audio players. It can be used in devices like USB-Disk and other audio players.
Comparison
Advantages- Integrated audio decoder with embedded RAM and ROM
- Support for WMA and other digital audio standards
- Flexible battery configurations
- Low power consumption for long battery life
- Highly integrated design for optimized digital audio player
Disadvantages- No mention of support for additional audio formats
- Limited RAM and ROM capacity
- No mention of support for expandable memory
- Limited number of GPIOs
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Similar parts: 3915 , Click to view
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Datasheet
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Shopping guide
Delivery period:
- - Will ship out in 2-3 days
- - DHL Express: 3-7 business days
- - DHL eCommerce: 12-22 business days
- - FedEx International Priority: 3-7 business days
- - EMS: 10-15 business days
Shipping fee:
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Shipping option:
DHL, FedEx, EMS, SF Express, and Registered Air MailShipping tracking:
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How to Buy:
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Popular parts of the same kind
- Datasheet: Download TJ3965GR-3.3-3L
- Chipdatas Part: CD94-TJ3965GR-3.3-3L
- Warehouse: China, Hong Kong
- Dispatch: Within 24 hours
- Free Shipping: Yes
- Prority Shipping: Yes, 3-5 days
- Last Updated: 2024/09/29 01:08 +0800
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- Full Refund if you don't receive your order
- Full or Partial Refund , If the item is not as described
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The fee is charged according to the rule of PayPal.
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Western Union charge US$0.00 banking fee.
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